Local Builders. Local Experts. Decades of Experience
Local Builders. Local Experts. Decades of Experience

Trusted Custom Home Builder in Monmouth County and Ocean County, New Jersey

As a custom home builder and contractor since 1990, Richard Wonsala and RDA Building Contractors have earned the reputation for building residential homes of exceptional quality throughout Monmouth and Ocean County, New Jersey. For the past 27 years, we have built on the waterfront and in some of the most exclusive areas near the Jersey Shore. As a locally-owned-and-operated builder, RDA prides itself on quality workmanship, attention to detail, and client communication. When you are looking for a full service home builder, you can trust us to walk you through the entire process from idea, to foundation to build.

Learn more about our services on our site, view our project gallery, and let us help you bring your design ideas to life.


Custom Builders you can trust to build your dwelling from the ground up. Look no further than RDA Building Contractors of Monmouth and Ocean County, NJ as your residential custom home builder.
Bring your ideas to life with R.D.A. Building Contractors and Richard Wonsala's carefully selected team. View our custom home gallery here to see our past jobs.
Richard Wonsala and RDA Building Contractors can make your custom home remodeling dreams into a reality. RDA has spent over 27 years remodeling homes to meet our clients needs.
Find the Right Location for Your Custom Built Home
When working with RDA Building Contractors you will have guidance, experience, and a name you can trust on your side. Whether you already own a lot, need help finding a site, or have a particular property in mind, you'll receive support every step of the way from our highly-trained team of professionals.

We welcome you to build on your own lot – and if you still need help finding the perfect lot, we can help you with that. In the last 27 years, we've partnered with some of the best firms in the area to help meet all the needs of our clients with finding the best lot, and making sure it fits the needs of your new custom dream home.




As a licensed and insured custom home builder, we strive to provide our clients with high-quality results that will last a lifetime. View our residential services below and give us a call, 732-223-5682.

  • Custom Home Building
  • Renovations and Additions
  • Demolition


As a commercial construction contractor, we have the knowledge, expertise, and experience needed to complete your commercial project on-time, in-budget, and beyond your expectation of quality. View our commercial services below and give us a call, 732-223-5682.
  • New Construction
  • Storefront Buildouts
  • Excavation
  • Demolition
  • Pilings and Helicals
  • Commercial Snow Plowing